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6ZMN

Crystal structure of the Smad3-Smad5 MH1 domain chimera bound to the GGCGC site

Functional Information from GO Data
ChainGOidnamespacecontents
A0005667cellular_componenttranscription regulator complex
A0006355biological_processregulation of DNA-templated transcription
B0005667cellular_componenttranscription regulator complex
B0006355biological_processregulation of DNA-templated transcription
Functional Information from PDB Data
site_idAC1
Number of Residues4
Detailsbinding site for residue ACT A 201
ChainResidue
AGLN44
ACYS61
ATHR63
AEDO202

site_idAC2
Number of Residues6
Detailsbinding site for residue EDO A 202
ChainResidue
AACT201
AGLY43
AGLN44
AGLU47
ALYS60
ACYS61

site_idAC3
Number of Residues4
Detailsbinding site for residue ZN A 203
ChainResidue
ACYS61
ACYS106
ACYS118
AHIS123

site_idAC4
Number of Residues3
Detailsbinding site for residue PGE B 201
ChainResidue
BGLY17
BTRP18
BGLN20

site_idAC5
Number of Residues4
Detailsbinding site for residue ZN B 202
ChainResidue
BCYS61
BCYS106
BCYS118
BHIS123

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues8
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsSite: {"description":"Required for trimerization"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsSite: {"description":"Required for interaction with DNA and JUN and for functional cooperation with JUN"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"21947082","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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